package org.jetnuke.modules.pictures;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.velocity.VelocityContext;
import org.jetnuke.common.ActionForward;
import org.jetnuke.common.IAction;
import org.jetnuke.common.IAdminInfo;
import org.jetnuke.common.IModuleInfo;
import org.jetnuke.common.IUserInfo;
import org.jetnuke.dao.DataAccessDriver;
import org.jetnuke.dao.PictureDAO;
import org.jetnuke.dao.PictureVoteDAO;
import org.jetnuke.entities.PictureVote;
import org.jetnuke.util.JetUtil;


public class Vote implements IAction {
	int pid;
	int score;
	public void setPid(int pid) {
		this.pid = pid;
	}
	public ActionForward exec(HttpServletRequest request,
			HttpServletResponse response, VelocityContext vc, IModuleInfo info,
			String op, IUserInfo ui, IAdminInfo ai) throws Exception {
		if(ui==null || ui.getID()<2)
			return null;
		PictureDAO pd=DataAccessDriver.getInst().newPictureDAO();
		if(pd.retrieveByPK(pid).getUID()==ui.getID()){
			vc.put("reason",vc.get("_VOTE_YOUR_PICTURE"));
			return new ActionForward(info,"invalid_vote.vm");
		}
		
		PictureVoteDAO pvd=DataAccessDriver.getInst().newPictureVoteDAO();
		if(pvd.alreadyVoted(pid,ui.getID())){
			vc.put("reason",vc.get("_ALREADY_VOTED"));
			return new ActionForward(info,"invalid_vote.vm");
		}
		PictureVote pv=new PictureVote();
		pv.setVOTE(score);
		pv.setPID(pid);
		pv.setVOTE_AUTHOR(ui.getID());
		pvd.addNew(pv);
		pd.vote(pid,score);
		JetUtil.redirect(vc,response,request.getContextPath()+"/do/pictures/showmedium?pid="+pid);
		return null;
	}
	public void setScore(int score) {
		this.score = score;
	}

}
